NILSON, A. H. (2010). Design of concrete structures fourteenth edition. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)NILSON, Arthur H. Design of Concrete Structures Fourteenth Edition. McGraw-Hill, 2010.
Lua MLA (8ú heag.)NILSON, Arthur H. Design of Concrete Structures Fourteenth Edition. McGraw-Hill, 2010.
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